Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
−2+14x
Evaluate
−21(4−28x)
Multiply the terms
More Steps
Evaluate
21(4−28x)
Apply the distributive property
21×4−21×28x
Multiply the numbers
More Steps
Evaluate
21×4
Reduce the numbers
1×2
Simplify
2
2−21×28x
Multiply the numbers
More Steps
Evaluate
21×28
Reduce the numbers
1×14
Simplify
14
2−14x
−(2−14x)
Solution
−2+14x
Show Solution
Factor the expression
−2(1−7x)
Evaluate
−21(4−28x)
Factor the expression
−21×4(1−7x)
Solution
−2(1−7x)
Show Solution
Find the roots
x=71
Alternative Form
x=0.1˙42857˙
Evaluate
−21(4−28x)
To find the roots of the expression,set the expression equal to 0
−21(4−28x)=0
Multiply the terms
More Steps
Evaluate
21(4−28x)
Apply the distributive property
21×4−21×28x
Multiply the numbers
More Steps
Evaluate
21×4
Reduce the numbers
1×2
Simplify
2
2−21×28x
Multiply the numbers
More Steps
Evaluate
21×28
Reduce the numbers
1×14
Simplify
14
2−14x
−(2−14x)=0
Calculate
−2+14x=0
Move the constant to the right-hand side and change its sign
14x=0+2
Removing 0 doesn't change the value,so remove it from the expression
14x=2
Divide both sides
1414x=142
Divide the numbers
x=142
Solution
x=71
Alternative Form
x=0.1˙42857˙
Show Solution